.f_row {
  display: -webkit-flex;
  display: -ms-flex;
  display: -moz-flex;
  display: flex;
  -ms-flex-direction: row;
  -moz-flex-direction: row;
  -webkit-flex-direction: row;
  flex-direction: row;
}
.f_col {
  display: -webkit-flex;
  display: -ms-flex;
  display: -moz-flex;
  display: flex;
  -ms-flex-direction: column;
  -moz-flex-direction: column;
  -webkit-flex-direction: column;
  flex-direction: column;
}
.f_r_cnt {
  -webkit-align-items: center;
  align-items: center;
}
.f_jc_cnt {
  -webkit-justify-content: center;
  justify-content: center;
}
.flex_warp{
  flex-wrap: wrap;
}
.f_jc_sb {
  -webkit-justify-content: space-between;
  justify-content: space-between;
}
.ellipsis {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ellipsis2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
